1. What is the name of Microsoft's search engine
2. NASA launched its SDO into orbit in Feb 2010 to study space weather.  What does SDO stand for
3. SWG, AWG, W&M and BWG are are all measures of what
4. What is the name of the device which consists of of four resistances, an emf source, and a galvanometer connected so that when the four resistances are matched, the galvanometer will show a zero deflection or "null" reading.
5. Who is the worlds largest internet retailer
6. Beginning with the letter "K", what name is given to the thermodynamic temperature scale referenced to absolute zero
7. What name is given to the amount of water vapour in the air
8. Frequently used in engineering, and beginning with the letter "Y" what is the name of the device which has been used for centuries, typically to join 2 draft animals such as oxen by the necks in order to harness the combined forces for a work activity.
9. What year did Yuri Gagarin become the first man in space
10. What is the chemical symbol for zinc
    

Bonus Question
Who am I ?
I was born Feb 26th, 1932 in Kingsland, Arkansas, USA
I discovered later in life that I was of Scottish royal descent
At age 5, I was working in the cotton fields with the rest of my family
My early influences were gospel music
I began playing the guitar as a young boy and when in high school I sang on a local radio station
I was also influenced by traditional Irish music
I enlisted in the United States Air Force and was discharged as a sergeant in 1954
In 1954 I moved to Memphis, Tennessee and sold appliances whilst studying to become a radio announcer and at night I played with Luther Perkins and Marshall Grant
I was unsuccessful with my first audition for Sun Records in 1954
I eventually won a recording contract with Sun and had success in the country charts with "Hey Porter" and "Cry Cry Cry" in 1955
In 1957 I became the first Sun artist to release a long playing album
I carefully stage managed an "Outlaw" image although never served a prison sentence
In the early 60's I started drinking heavily and was addicted to amphetamines and barbiturates
In the early 70's I was known as "The Man In Black"
My early singles included "Folsom Prison Blues" and "I walk the Line"

  Hold down the left mouse button and drag below - to reveal the answers

1) Bing  2) Solar Dynamics Observatory  3) Wire Gauge or the diameter of wire  4) Wheatstone Bridge  5) Amazon  6) The Kelvin Scale  7) Humidity  8) Yoke  9) 1961  10) Zn

 Bonus Question - I am Johnny Cash